Tuesday in Photos

Brown bear Sandro holds a frozen watermelon to refresh himself in Rome's Bioparco zoo, A member of security detail holds up a baby to Pope Francis as he makes his way in the popemobile into central Rio de Janeiro, Brazil, Miami Heat's Lebron James runs as Filipino players watch during a basketball clinic in Pasay, south of Manila.

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Amanda Knox and her family celebrate acquittalItaly's highest court overturned the murder conviction against Amanda Knox and her ex-boyfriend Friday over the 2007 slaying of Knox's roommate, bringing to a definitive end to the high-profile case.